Home / 149,930.31-224,895.50-39,122.31

Finding the Fourth Proportional to 149,930.31, 224,895.50 and 39,122.31

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Solution

The fourth proportional to 149,930.31, 224,895.50 and 39,122.31 is: 58,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,930.31 : 224,895.50 = 39,122.31 : x
  2. Step 2: Convert to fraction form
    149,930.31/224,895.50 = 39,122.31/x
  3. Step 3: Cross multiply
    149,930.31x = 224,895.50 × 39,122.31
  4. Step 4: Simplify right side
    149,930.31x = 8,798,431,468.61
  5. Step 5: Solve for x
    x = 8,798,431,468.61/149,930.31
  6. Step 6: Final answer
    x = 58,683.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.